New York Dams
1,871 dams tracked by the National Inventory of Dams
Total Dams
1,871
High Hazard
419
22.4%
Poor / Unsatisfactory
289
Average Age
89 yrs
Hazard Classification
High419 (22.4%)
Significant544 (29.1%)
Low901 (48.2%)
Condition Assessment
Satisfactory348 (18.6%)
Fair98 (5.2%)
Poor / Unsatisfactory289 (15.4%)
Not Rated1,136 (60.7%)
Federal
26
State
281
Local
506
Private
785
Tallest Dams
- Mount Morris Dam249 ft
- Ashokan Dam213 ft
- Downsville Dam204 ft
- Merriman Dam195 ft
- Neversink Reservoir Dam190 ft
High Hazard Dams
- Mount Morris DamHigh
- Ashokan DamHigh
- Downsville DamHigh
- Merriman DamHigh
- Neversink Reservoir DamHigh
Poor Condition Dams
- Inghams DamPoor
- Toronto Unsatisfactory
- Mill Brook Site 2 DamPoor
- Sidney Reservoir #5 DamPoor
- 60 Foot DamPoor
All Dams in New York
Showing 301–325 of 348
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Thomas J Kelaher Dam Delaware County | 16 | 1961 | Significant | Satisfactory |
| Titicus Dam Westchester County | 109 | 1895 | High | Satisfactory |
| Tomahawk Lake Dam Orange County | 25 | 1929 | High | Satisfactory |
| Tomhannock Reservoir Dam Rensselaer County | 68 | 1905 | High | Satisfactory |
| Treadwell Mills Clinton County | 24 | 1938 | Significant | Satisfactory |
| Trenton Falls - Main Dam Herkimer County | 60 | 1901 | Significant | Satisfactory |
| Trinity Dam Westchester County | 50 | 1966 | High | Satisfactory |
| Tully Forest Pond #1 Dam Cortland County | 9 | 1953 | Significant | Satisfactory |
| Union Falls Clinton County | 24 | 1905 | High | Satisfactory |
| Unionville St. Lawrence County | 20 | 1907 | Low | Satisfactory |
| Upper Beaver Falls Lewis County | 27 | 1937 | High | Satisfactory |
| Upper Candor Dam Tioga County | 7 | 1920 | Low | Satisfactory |
| Upper Greenwich Washington County | 14 | 1918 | Low | Satisfactory |
| Upper Mechanicville Saratoga County | 19 | 1882 | Significant | Satisfactory |
| Varick Lock & Dam 7 Oswego County | 14 | 1926 | Significant | Satisfactory |
| Velasko Road Detention Basin Dam Onondaga County | 13 | 1980 | High | Satisfactory |
| Village of Cobleskill Holding Pond Dam Schoharie County | 38 | 1986 | High | Satisfactory |
| Virgil Creek Watershed Floodwater Dam Tompkins County | 70 | 1998 | High | Satisfactory |
| Vischer Ferry Saratoga County | 30 | 1913 | High | Satisfactory |
| Vly Creek Reservoir Dam Albany County | 25 | 1957 | High | Satisfactory |
| Vly Creek Reservoir Dike Albany County | 40 | 1957 | High | Satisfactory |
| Vogts Dam Dutchess County | 14 | 1920 | Significant | Satisfactory |
| Wadhams Essex County | 7 | 1984 | Low | Satisfactory |
| Walden Orange County | 32 | 1909 | Low | Satisfactory |
| Walton Lake Dam Orange County | 8 | 1912 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.